ICD-10-CM > S00-T88 > S30-S39 > S33 > S33.1 > S33.11 > S33.110 S33.110 Subluxation of L1/L2 lumbar vertebra Non-Billable/Non-Specific Codes S33.110A..., initial encounterS33.110D..., subsequent encounterS33.110S..., sequela